<div class="wrapper">
    <div class="button-container">
        <button onclick="updateChart('funnel')">Funnel</button>
        <button onclick="updateChart('coneFunnel')">Cone Funnel</button>
        <button onclick="updateChart('pyramid')">Pyramid</button>
    </div>
    <div id="myGrid"></div>
    <div id="myChart"></div>
</div>
